期末考试-图书管理系统.rar

package com.test.controller; import java.util.ArrayList; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; import com.test.bean.Book; import com.test.service.BookService; //请求处理 @Controller public class BookController { //注入service @Autowired private BookService service; //列表请求 @RequestMapping("list") public String list(Model model, Book bk){ //service查询所有数据 ArrayList<Book> list = service.selectAll(bk); //将数据放到model中 model.addAttribute("list", list); model.addAttribute("num", list.size()); return "list"; //跳转list.jsp } //添加 @RequestMapping("add") public String add(Book bk){ //service添加数据 service.add(bk); return "redirect:list.do";//重定向访问list请求 } //删除 @RequestMapping("del") public String del(Integer id){ //service删除 service.deleteById(id); return "redirect:list.do";//重定向访问list请求 } }